*{
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box
}

*,
body,#app{
  padding: 0;
  margin: 0;
  height: 100%;
}

// 动画
.login_animation{
  transform: rotate(360deg);
  animation: rotation 15s linear infinite;
  -moz-animation: rotation 15s linear infinite;
  -webkit-animation: rotation 15s linear infinite;
  -o-animation: rotation 15s linear infinite;
}

@keyframes rotation {
  from {
    -webkit-transform: rotate(0deg);
  }

  to {
    -webkit-transform: rotate(360deg);
  }
}